US Air Traffic in 2021
707.8M passengers · +74.7% vs 2020
613.1MDomestic
94.7MInternational
7.7MFlights
74%Load factor
Busiest routes (among today's top 25)
- ATL ↔ MCO2.2M
- ATL ↔ FLL2.1M
- JFK ↔ LAX2.0M
- DEN ↔ PHX2.0M
- DFW ↔ LAX1.9M
- HNL ↔ LAX1.9M
- EWR ↔ MCO1.9M
- DEN ↔ ORD1.8M
- LAX ↔ ORD1.8M
- LAS ↔ LAX1.8M
Busiest airports (among today's top 25)
Traffic among today's largest carriers
- Southwest Airlines Co.127.1M
- American Airlines Inc.116.5M
- Delta Air Lines Inc.103.1M
- United Air Lines Inc.72.6M
- SkyWest Airlines Inc.35.6M
- Spirit Air Lines30.8M
- JetBlue Airways30.2M
- Alaska Airlines Inc.23.4M
- Frontier Airlines Inc.20.7M
- Republic Airline17.7M
Figures cover flights touching the United States and its territories (US DOT BTS T-100) — not global totals.
Source: U.S. DOT Bureau of Transportation Statistics, T-100 · United States Government public domain.